CN113546770A - Cyclone separator for residual carbon circulating fluidized bed boiler - Google Patents

Cyclone separator for residual carbon circulating fluidized bed boiler Download PDF

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Publication number
CN113546770A
CN113546770A CN202110567434.XA CN202110567434A CN113546770A CN 113546770 A CN113546770 A CN 113546770A CN 202110567434 A CN202110567434 A CN 202110567434A CN 113546770 A CN113546770 A CN 113546770A
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CN
China
Prior art keywords
cyclone separator
pipe
side wall
communicated
fluidized bed
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Pending
Application number
CN202110567434.XA
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Chinese (zh)
Inventor
李升�
高小龙
段小勇
刘宝庆
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Fuzhou Zhuoneng Technology Co ltd
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Fuzhou Zhuoneng Technology Co ltd
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Application filed by Fuzhou Zhuoneng Technology Co ltd filed Critical Fuzhou Zhuoneng Technology Co ltd
Priority to CN202110567434.XA priority Critical patent/CN113546770A/en
Publication of CN113546770A publication Critical patent/CN113546770A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/22—Apparatus in which the axial direction of the vortex is reversed with cleaning means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143—Wipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/50—Cleaning by methods involving the use of tools involving cleaning of the cleaning members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
    • F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/91—Bacteria; Microorganisms

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

The invention discloses a cyclone separator for a residual carbon circulating fluidized bed boiler, which comprises a cylindrical part and a conical part, wherein the cylindrical part is positioned on the conical part and is communicated with the conical part, the outer side wall of the cylindrical part is fixedly provided with a fixing ring, the lower side wall of the fixing ring is fixedly provided with a plurality of groups of supporting legs which are uniformly distributed, one side of the cylindrical part is fixedly communicated with a feeding pipe, the center of the upper side wall of the cylindrical part is fixedly communicated with an exhaust pipe, the upper end of the exhaust pipe is provided with a corresponding gas treatment device, the lower end of the conical part is fixedly communicated with a particle collection box, the particle collection box is communicated with the conical part through a slag falling port, the side wall of the particle collection box is rotatably connected with a cover plate, and the cover plate is provided with a lock catch. The cyclone separator can effectively prevent the opening of the cyclone separator from being blocked by particles at the opening at the lower end of the cyclone separator, and can treat gas discharged by the cyclone separator to prevent harmful gas from being directly discharged into the air.

Description

Cyclone separator for residual carbon circulating fluidized bed boiler
Technical Field
The invention relates to the technical field of cyclone separators, in particular to a cyclone separator for a residual carbon circulating fluidized bed boiler.
Background
The cyclone separator is used for separating a gas-solid system or a liquid-solid system, the working principle is that solid particles or liquid drops with larger inertial centrifugal force are thrown to an outer wall surface to be separated by virtue of rotary motion caused by tangential introduction of airflow, and the cyclone separator is frequently applied in actual life due to the characteristics of simple structure, large operation elasticity, higher efficiency and convenience in management and maintenance.
The existing cyclone separator for the residual carbon circulating fluidized bed boiler is easy to accumulate particulate matters at a slag falling port when in actual use, and is blocked seriously, so that the normal use of the cyclone separator is influenced, and the discharged gas contains harmful gases such as carbon monoxide and the like, and is directly discharged into the air, so that the air is easy to pollute.
Disclosure of Invention
The invention aims to solve the defects that a slag falling port is easy to block and exhausted gas cannot be treated in the prior art, and provides a cyclone separator for a residual carbon circulating fluidized bed boiler.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a cyclone for bed boiler is vulcanized in carbon residue circulation, includes cylindricality portion and toper portion, the cylindricality position is on the toper portion, and cylindricality portion and toper portion intercommunication, the fixed retainer plate that is provided with of cylindricality portion lateral wall, the fixed supporting leg that is provided with multiunit evenly distributed of lateral wall under the retainer plate, the fixed intercommunication in cylindricality portion one side has the inlet pipe, and the fixed intercommunication in cylindricality portion lateral wall center department has the blast pipe, the blast pipe upper end is provided with corresponding gas treatment device, the fixed intercommunication in toper portion lower extreme has the granule to collect the box, the granule is collected box and toper portion and is passed through the sediment mouth intercommunication that falls, the granule is collected box lateral wall and is rotated and is connected with the apron, be provided with the hasp on the apron, and the granule is collected the box lateral wall and be provided with the tapered end that matches with the hasp, be provided with the ash removal device that matches with the sediment mouth that falls in the toper portion.
Preferably, gas treatment device includes a gas treatment section of thick bamboo and connecting pipe, connecting pipe and blast pipe threaded connection, a gas treatment section of thick bamboo and the fixed intercommunication in connecting pipe upper end, be provided with filter screen and active carbon filter layer side by side in the gas treatment section of thick bamboo, the active carbon filter layer is located the filter screen top, the fixed intercommunication in gas treatment section of thick bamboo upper end has the outlet duct.
Preferably, ash removal device includes spherical cover and small-size motor, the small-size motor is fixed to be set up in the spherical cover, the spherical cover passes through position symmetry's connecting rod fixed connection with the toper portion inner wall, small-size motor output shaft fixedly connected with bull stick, the bull stick outwards runs through the spherical cover setting, and spherical cover is provided with the bearing that matches with the bull stick junction, the regulation of bull stick lower extreme is connected with multiunit evenly distributed's spliced pole, every the equal fixedly connected with in one end that the bull stick was kept away from to the spliced pole cleans the piece, it matches the setting with the sediment mouth that falls to clean the piece.
Preferably, the toper portion inner wall lower extreme is inlayed and is provided with annular sprinkler pipe, annular sprinkler pipe is located and cleans the piece top, be provided with multiunit evenly distributed's sprinkler head on the annular sprinkler pipe, the fixed liquid storage cylinder that is provided with of granule collection box lateral wall, the liquid storage cylinder passes through the drain pipe intercommunication with annular sprinkler pipe, and the drain pipe one end of keeping away from annular sprinkler pipe stretches into liquid storage cylinder inner chamber lower part, the liquid storage cylinder lateral wall is provided with the hydraulic pump with the drain pipe intercommunication, the lateral wall is provided with the fluid infusion mouth on the liquid storage cylinder, be provided with the screw thread sealing plug that corresponds in the fluid infusion mouth.
Preferably, a transparent observation window is arranged on the cover plate, and a layer of sealing rubber ring is wrapped at the edge of the cover plate.
Preferably, the connecting rod is arranged in a cylindrical shape, and the outer surface of the connecting rod is subjected to smooth polishing treatment.
Preferably, the outer surface of the connecting column is plated with an anti-corrosion plating layer with uniform thickness, and one side of the wiping piece, which is far away from the connecting column, is fixedly provided with a wiping sponge.
Preferably, the gas treatment canister has an internal diameter three to five times greater than the internal diameter of the exhaust pipe.
The invention has the beneficial effects that: the gas treatment cylinder is internally provided with the filter screen and the active carbon filter layer, the filter screen can discharge particles doped in the gas to the outside, and the active carbon filter layer has the functions of sterilization and disinfection and can adsorb the particles doped in the gas;
through the small-size motor, bull stick, spliced pole and clean the piece set up the granule in time clear up the slag notch and the granule of toper portion lower extreme opening part inner wall, avoid falling the slag notch and take place to block up, be difficult to the clearance, through the setting of liquid storage cylinder, hydraulic pump, drain pipe, annular spray pipe, sprinkler head, can in time wash the adnexed granule on cleaning piece and the spliced pole, ensure to clean the better effect of cleaning of piece.
Drawings
FIG. 1 is a schematic overall view of a cyclone separator for a carbon residue circulating fluidized bed boiler according to the present invention;
FIG. 2 is a schematic sectional view of a particle collecting box and a tapered part of a cyclone separator for a carbon residue circulating fluidized bed boiler according to the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic view of the inside of a gas treatment cylinder of a cyclone separator for a carbon residue circulating fluidized bed boiler according to the present invention.
In the figure: 1 column part, 2 cone parts, 3 feeding pipes, 4 exhaust pipes, 5 fixing rings, 6 supporting legs, 7 gas treatment cylinders, 8 exhaust pipes, 9 particle collection boxes, 10 cover plates, 11 transparent observation windows, 12 liquid storage cylinders, 13 spherical covers, 14 connecting rods, 15 small motors, 16 rotating rods, 17 connecting columns, 18 slag falling ports, 19 wiping sheets, 20 annular spraying pipes, 21 spraying heads, 22 liquid outlet pipes, 23 hydraulic pumps, 24 connecting pipes, 25 active carbon filter layers and 26 filter screens.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-4, a cyclone separator for a residual carbon circulating fluidized bed boiler comprises a cylindrical part 1 and a conical part 2, the cylindrical part 1 is positioned on the conical part 2, the cylindrical part 1 is communicated with the conical part 2, the outer side wall of the cylindrical part 1 is fixedly provided with a fixing ring 5, the lower side wall of the fixing ring 5 is fixedly provided with a plurality of groups of uniformly distributed supporting legs 6, one side of the cylindrical part 1 is fixedly communicated with a feeding pipe 3, the center of the upper side wall of the cylindrical part 1 is fixedly communicated with an exhaust pipe 4, the upper end of the exhaust pipe 4 is provided with a corresponding gas treatment device, the gas treatment device comprises a gas treatment cylinder 7 and a connecting pipe 24, the connecting pipe 24 is in threaded connection with the exhaust pipe 4, the gas treatment cylinder 7 is fixedly communicated with the upper end of the connecting pipe 24, the inner diameter of the gas treatment cylinder 7 is three to five times of the inner diameter of the exhaust pipe 4, a filter screen 26 and an active carbon filter layer 25 are arranged in parallel in the gas treatment cylinder 7, the active carbon filter layer 25 is positioned above the filter screen 26, the filter screen 26 is arranged to discharge particulate matters doped in the gas to the outside, the active carbon filter layer 25 has the sterilization and disinfection effects and can adsorb the particulate matters doped in the gas, and the upper end of the gas treatment cylinder 7 is fixedly communicated with the gas outlet pipe 8;
the lower end of the conical part 2 is fixedly communicated with a particle collecting box 9, the particle collecting box 9 is communicated with the conical part 2 through a slag falling port 18, the side wall of the particle collecting box 9 is rotatably connected with a cover plate 10, a transparent observation window 11 is arranged on the cover plate 10, the arrangement of the transparent observation window 11 can facilitate workers to observe the amount of particles in the particle collecting box 9 and clean the particles in time, a layer of sealing rubber ring is wrapped at the edge of the cover plate 10, the arrangement of the sealing rubber ring can avoid the diffusion treatment of the particles in the particle collecting box 9 through a gap between the cover plate 10 and the particle collecting box 9, a lock catch is arranged on the cover plate 10, a lock head matched with the lock catch is arranged on the side wall of the particle collecting box 9, a dust cleaning device matched with the slag falling port 18 is arranged in the conical part 2, the dust cleaning device comprises a spherical cover 13 and a small motor 15, in the invention, the small motor 15 is only used as a driving source, the small motor 15 is fixedly arranged in the spherical cover 13, the spherical cover 13 is fixedly connected with the inner wall of the conical part 2 through the connecting rods 14 which are symmetrical in position, the connecting rods 14 are arranged in a cylindrical shape, the outer surfaces of the connecting rods 14 are smoothly polished, the connecting rods 14 are arranged in a cylindrical shape, the smooth polishing is performed on the connecting rods 14 to prevent falling particles from attaching to the connecting posts 17 and being difficult to clean, the rotating rods 16 are fixedly connected with an output shaft of the small motor 15, the rotating rods 16 penetrate through the spherical cover 13 outwards, matched bearings are arranged at the connecting positions of the spherical cover 13 and the rotating rods 16, a plurality of groups of uniformly distributed connecting posts 17 are connected to the lower end of the rotating rods 16 in a specified mode, one end, far away from the rotating rods 16, of each connecting post 17 is fixedly connected with a cleaning piece 19, and the slag falling port 18 and the inner opening at the lower end of the conical part 2 are cleaned in time through the small motor 15, the rotating rods 16, the connecting posts 17 and the cleaning pieces 19 Particles on the wall are prevented from being blocked at the slag falling port 18 and are difficult to clean, an anti-corrosion coating with uniform thickness is plated on the outer surface of the connecting column 17, the anti-corrosion coating is arranged to improve the anti-corrosion capability of the connecting column 17, a wiping sponge is fixedly arranged on one side, away from the connecting column 17, of the wiping sheet 19, the wiping effect of the wiping sheet 19 is further improved by arranging the wiping sponge on the wiping sheet 19, the wiping sheet 19 is matched with the slag falling port 18, an annular spraying pipe 20 is embedded at the lower end of the inner wall of the conical part 2, the annular spraying pipe 20 is positioned above the wiping sheet 19, a plurality of groups of uniformly distributed spraying heads 21 are arranged on the annular spraying pipe 20, a liquid storage cylinder 12 is fixedly arranged on the side wall of the particle collecting box 9, the liquid storage cylinder 12 is communicated with the annular spraying pipe 20 through a liquid outlet pipe 22, one end, away from the annular spraying pipe 20, of the liquid outlet pipe 22 extends into the lower part of the inner cavity of the liquid storage cylinder 12, a hydraulic pump 23 communicated with the liquid outlet pipe 22 is arranged on the side wall of the liquid storage cylinder 12, and the liquid storage cylinder 12, The arrangement of the hydraulic pump 23, the liquid outlet pipe 22, the annular spraying pipe 20 and the spraying head 21 can timely wash the particles attached to the wiping sheet 19 and the connecting column 17, so that a good wiping effect of the wiping sheet 19 is ensured, the side wall of the liquid storage cylinder 12 is provided with a liquid supplementing port, and a corresponding threaded sealing plug is arranged in the liquid supplementing port.
In the invention, when more particles are accumulated in the slag falling port 18, the small motor 15 is started, the output shaft of the small motor 15 drives the rotating rod 16 and the connecting column 17 to rotate, the matched wiping sheet 19 rotates along with the rotating rod to clean and wipe the lower end of the inner side wall of the conical part 2 and the inner wall of the slag falling port 18, the hydraulic pump 23 is started, and the cleaning liquid in the liquid storage cylinder 12 enters the annular spraying pipe 20 through the liquid outlet pipe 22 and is sprayed out through the spraying head 21 to wash the slag falling port 18 and the wiping sheet 19.
Example 2
Referring to FIGS. 1 to 4, a cyclone separator for a residual carbon circulating fluidized bed boiler comprises a cylindrical part 1 and a conical part 2, the cylindrical part 1 is positioned on the conical part 2, the cylindrical part 1 is communicated with the conical part 2, the outer side wall of the cylindrical part 1 is fixedly provided with a fixing ring 5, the lower side wall of the fixing ring 5 is fixedly provided with a plurality of groups of uniformly distributed supporting legs 6, one side of the cylindrical part 1 is fixedly communicated with a feeding pipe 3, the center of the upper side wall of the cylindrical part 1 is fixedly communicated with an exhaust pipe 4, the upper end of the exhaust pipe 4 is provided with a corresponding gas treatment device, the gas treatment device comprises a gas treatment cylinder 7 and a connecting pipe 24, the connecting pipe 24 is in threaded connection with the exhaust pipe 4, the gas treatment cylinder 7 is fixedly communicated with the upper end of the connecting pipe 24, the inner diameter of the gas treatment cylinder 7 is three to five times of the inner diameter of the exhaust pipe 4, a filter screen 26 and an active carbon filter layer 25 are arranged in parallel in the gas treatment cylinder 7, the active carbon filter layer 25 is positioned above the filter screen 26, the filter screen 26 is arranged to discharge particulate matters doped in the gas to the outside, the active carbon filter layer 25 has the sterilization and disinfection effects and can adsorb the particulate matters doped in the gas, and the upper end of the gas treatment cylinder 7 is fixedly communicated with the gas outlet pipe 8;
the lower end of the conical part 2 is fixedly communicated with a particle collecting box 9, the particle collecting box 9 is communicated with the conical part 2 through a slag falling port 18, the side wall of the particle collecting box 9 is rotatably connected with a cover plate 10, a transparent observation window 11 is arranged on the cover plate 10, the arrangement of the transparent observation window 11 can facilitate workers to observe the amount of particles in the particle collecting box 9 and clean the particles in time, a layer of sealing rubber ring is wrapped at the edge of the cover plate 10, the arrangement of the sealing rubber ring can avoid the diffusion treatment of the particles in the particle collecting box 9 through a gap between the cover plate 10 and the particle collecting box 9, a lock catch is arranged on the cover plate 10, a lock head matched with the lock catch is arranged on the side wall of the particle collecting box 9, a dust cleaning device matched with the slag falling port 18 is arranged in the conical part 2, the dust cleaning device comprises a spherical cover 13 and a small motor 15, in the invention, the small motor 15 is only used as a driving source, the small-sized motor 15 is fixedly arranged in the spherical cover 13, the spherical cover 13 is fixedly connected with the inner wall of the conical part 2 through the connecting rods 14 which are symmetrical in position, the connecting rods 14 are arranged into triangular prisms, the outer surfaces of the connecting rods 14 are polished smoothly, the connecting rods 14 are arranged into triangular prisms, the contact area between the upper surfaces of the triangular prism-shaped connecting rods 14 and particles is small, the particles are difficult to attach to the upper surfaces of the triangular prisms, the output shaft of the small-sized motor 15 is fixedly connected with the rotating rod 16, the rotating rod 16 penetrates through the spherical cover 13 outwards, matched bearings are arranged at the connecting part of the spherical cover 13 and the rotating rod 16, the lower end of the rotating rod 16 is fixedly connected with a plurality of groups of uniformly distributed connecting columns 17, one end of each connecting column 17, far away from the rotating rod 16, is fixedly connected with a wiping sheet 19, and the small-sized motor 15, The rotating rod 16, the connecting column 17 and the wiping sheet 19 are provided with particles for timely cleaning the particles on the inner walls of the slag falling port 18 and the opening at the lower end of the conical part 2, the slag falling port 18 is prevented from being blocked and is difficult to clean, the outer surface of the connecting column 17 is plated with a layer of anti-corrosion coating with uniform thickness, the anti-corrosion coating is arranged to improve the anti-corrosion capability of the connecting column 17, one side of the wiping sheet 19 away from the connecting column 17 is fixedly provided with a wiping sponge, the wiping effect of the wiping sheet 19 is further improved by arranging the wiping sponge on the wiping sheet 19, the wiping sheet 19 is matched with the slag falling port 18, the lower end of the inner wall of the conical part 2 is embedded with an annular spraying pipe 20, the annular spraying pipe 20 is positioned above the wiping sheet 19, the annular spraying pipe 20 is provided with a plurality of groups of uniformly distributed spraying heads 21, the liquid storage cylinder 12 is fixedly arranged on the side wall of the particle collection box 9, the liquid storage cylinder 12 is communicated with the annular spraying pipe 20 through a liquid storage pipe 22, and the drain pipe 22 is kept away from the one end of annular spray pipe 20 and is stretched into the 12 inner chamber lower parts of liquid storage barrel, the lateral wall of liquid storage barrel 12 is provided with the setting that passes through liquid storage barrel 12 with the hydraulic pump 23 of drain pipe 22 intercommunication, hydraulic pump 23, drain pipe 22, annular spray pipe 20, sprinkler head 21, can in time wash the adnexed particulate matter on wiping piece 19 and the spliced pole 17, ensure to wipe the better effect of wiping of piece 19, the lateral wall is provided with the fluid infusion mouth on the liquid storage barrel 12, be provided with the screw thread sealing plug that corresponds in the fluid infusion mouth.
In the invention, when more particles are accumulated in the slag falling port 18, the small motor 15 is started, the output shaft of the small motor 15 drives the rotating rod 16 and the connecting column 17 to rotate, the matched wiping sheet 19 rotates along with the rotating rod to clean and wipe the lower end of the inner side wall of the conical part 2 and the inner wall of the slag falling port 18, the hydraulic pump 23 is started, and the cleaning liquid in the liquid storage cylinder 12 enters the annular spraying pipe 20 through the liquid outlet pipe 22 and is sprayed out through the spraying head 21 to wash the slag falling port 18 and the wiping sheet 19.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. A cyclone separator for a residual carbon circulating fluidized bed boiler comprises a cylindrical part (1) and a conical part (2), wherein the cylindrical part (1) is positioned on the conical part (2), and the cylindrical part (1) is communicated with the conical part (2), and is characterized in that a fixing ring (5) is fixedly arranged on the outer side wall of the cylindrical part (1), a plurality of groups of uniformly distributed supporting legs (6) are fixedly arranged on the lower side wall of the fixing ring (5), an inlet pipe (3) is fixedly communicated with one side of the cylindrical part (1), an exhaust pipe (4) is fixedly communicated with the center of the upper side wall of the cylindrical part (1), a corresponding gas treatment device is arranged at the upper end of the exhaust pipe (4), a particle collection box (9) is fixedly communicated with the lower end of the conical part (2), the particle collection box (9) is communicated with the conical part (2) through a slag falling port (18), and the side wall of the particle collection box (9) is rotatably connected with a cover plate (10), the cover plate (10) is provided with a lock catch, the side wall of the particle collecting box (9) is provided with a lock head matched with the lock catch, and the conical part (2) is internally provided with an ash removal device matched with the slag falling port (18).
2. The cyclone separator for the residual carbon circulating fluidized bed boiler is characterized in that the gas treatment device comprises a gas treatment cylinder (7) and a connecting pipe (24), the connecting pipe (24) is in threaded connection with the exhaust pipe (4), the gas treatment cylinder (7) is fixedly communicated with the upper end of the connecting pipe (24), a filter screen (26) and an active carbon filter layer (25) are arranged in the gas treatment cylinder (7) in parallel, the active carbon filter layer (25) is positioned above the filter screen (26), and the upper end of the gas treatment cylinder (7) is fixedly communicated with an exhaust pipe (8).
3. The cyclone separator for a residual carbon circulating fluidized bed boiler according to claim 1, the ash removal device comprises a spherical cover (13) and a small motor (15), the small motor (15) is fixedly arranged in the spherical cover (13), the spherical cover (13) is fixedly connected with the inner wall of the conical part (2) through connecting rods (14) with symmetrical positions, the output shaft of the small motor (15) is fixedly connected with a rotating rod (16), the rotating rod (16) penetrates through the spherical cover (13) outwards, and a matched bearing is arranged at the joint of the spherical cover (13) and the rotating rod (16), the lower end of the rotating rod (16) is connected with a plurality of groups of uniformly distributed connecting columns (17) in a specified mode, one end, far away from the rotating rod (16), of each connecting column (17) is fixedly connected with a wiping sheet (19), and the wiping sheets (19) are matched with the slag falling port (18).
4. The cyclone separator for a residual carbon circulating fluidized bed boiler according to claim 3, the lower end of the inner wall of the conical part (2) is embedded with an annular spraying pipe (20), the annular spraying pipe (20) is positioned above the wiping sheet (19), a plurality of groups of uniformly distributed spraying heads (21) are arranged on the annular spraying pipe (20), a liquid storage cylinder (12) is fixedly arranged on the side wall of the particle collecting box (9), the liquid storage cylinder (12) is communicated with the annular spraying pipe (20) through a liquid outlet pipe (22), and one end of the liquid outlet pipe (22) far away from the annular spraying pipe (20) extends into the lower part of the inner cavity of the liquid storage cylinder (12), a hydraulic pump (23) communicated with the liquid outlet pipe (22) is arranged on the side wall of the liquid storage cylinder (12), the side wall of the liquid storage cylinder (12) is provided with a liquid supplementing port, and a corresponding threaded sealing plug is arranged in the liquid supplementing port.
5. The cyclone separator for the residual carbon circulating fluidized bed boiler is characterized in that a transparent observation window (11) is arranged on the cover plate (10), and a layer of sealing rubber ring is wrapped at the edge of the cover plate (10).
6. The cyclone separator for a residual carbon circulating fluidized bed boiler according to claim 3, wherein the connecting rod (14) is provided in a cylindrical shape, and the outer surface of the connecting rod (14) is smoothly ground.
7. The cyclone separator for the residual carbon circulating fluidized bed boiler is characterized in that the outer surface of the connecting column (17) is plated with an anti-corrosion coating with uniform thickness, and one side of the wiping sheet (19) far away from the connecting column (17) is fixedly provided with a wiping sponge.
8. The cyclone separator for a carbon residue circulating fluidized bed boiler as claimed in claim 2, wherein the inner diameter of said gas treatment cylinder (7) is three to five times the inner diameter of said exhaust pipe (4).
CN202110567434.XA 2021-05-24 2021-05-24 Cyclone separator for residual carbon circulating fluidized bed boiler Pending CN113546770A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005238515A (en) * 2004-02-24 2005-09-08 Seiko Epson Corp Wiping device, liquid droplet discharging apparatus, electro-optic apparatus, manufacturing method for electro-optic apparatus and electronic equipment
CN208824166U (en) * 2018-07-28 2019-05-07 广东益海环境科技有限公司 A kind of industrial flue gas processing device
CN212824181U (en) * 2020-06-18 2021-03-30 佛山市力禾机械有限公司 Automatically cleaning digit control machine tool cooler bin
CN112619295A (en) * 2020-11-19 2021-04-09 无锡市添彩环保科技有限公司 Cyclone separator capable of efficiently separating and separating method thereof
CN212999114U (en) * 2020-06-23 2021-04-20 宋海燕 Preliminary separation equipment for oxalic acid bioengineering

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005238515A (en) * 2004-02-24 2005-09-08 Seiko Epson Corp Wiping device, liquid droplet discharging apparatus, electro-optic apparatus, manufacturing method for electro-optic apparatus and electronic equipment
CN208824166U (en) * 2018-07-28 2019-05-07 广东益海环境科技有限公司 A kind of industrial flue gas processing device
CN212824181U (en) * 2020-06-18 2021-03-30 佛山市力禾机械有限公司 Automatically cleaning digit control machine tool cooler bin
CN212999114U (en) * 2020-06-23 2021-04-20 宋海燕 Preliminary separation equipment for oxalic acid bioengineering
CN112619295A (en) * 2020-11-19 2021-04-09 无锡市添彩环保科技有限公司 Cyclone separator capable of efficiently separating and separating method thereof

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